1163235231236 has 12 divisors (see below), whose sum is σ = 2192251012812. Its totient is φ = 536877799008.

The previous prime is 1163235231227. The next prime is 1163235231239. The reversal of 1163235231236 is 6321325323611.

It can be written as a sum of positive squares in 2 ways, for example, as 694462222336 + 468773008900 = 833344^2 + 684670^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1163235231236.

It is not an unprimeable number, because it can be changed into a prime (1163235231239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11184954095 + ... + 11184954198.

It is an arithmetic number, because the mean of its divisors is an integer number (182687584401).

Almost surely, 2^{1163235231236} is an apocalyptic number.

It is an amenable number.

1163235231236 is a deficient number, since it is larger than the sum of its proper divisors (1029015781576).

1163235231236 is a wasteful number, since it uses less digits than its factorization.

1163235231236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22369908310 (or 22369908308 counting only the distinct ones).

The product of its digits is 116640, while the sum is 38.

The spelling of 1163235231236 in words is "one trillion, one hundred sixty-three billion, two hundred thirty-five million, two hundred thirty-one thousand, two hundred thirty-six".